Angles

Measuring angles

Types of exercises: reading a protractor.

Exercises are drawn at random from a large bank - every click gives a different set.

Solved: 0 of 10

1

Problem

The centre of the protractor is at vertex G of angle SGP, and arm GS runs along the base line of the protractor. What is the size of angle SGP?

A protractor placed on angle SGP18001701016020150301404013050120601107010080909080100701106012050130401403015020160101700180SPG
2

Problem

The centre of the protractor is at vertex H of angle GHS, and arm HG runs along the base line of the protractor. What is the size of angle GHS?

A protractor placed on angle GHS18001701016020150301404013050120601107010080909080100701106012050130401403015020160101700180GSH
3

Problem

The centre of the protractor is at vertex H of angle KHM, and arm HK runs along the base line of the protractor. What is the size of angle KHM?

A protractor placed on angle KHM18001701016020150301404013050120601107010080909080100701106012050130401403015020160101700180KMH
4

Problem

The centre of the protractor is at vertex B of angle SBF, and arm BS runs along the base line of the protractor. What is the size of angle SBF?

A protractor placed on angle SBF18001701016020150301404013050120601107010080909080100701106012050130401403015020160101700180SFB
5

Problem

The centre of the protractor is at vertex G of angle TGF, and arm GT runs along the base line of the protractor. What is the size of angle TGF?

A protractor placed on angle TGF18001701016020150301404013050120601107010080909080100701106012050130401403015020160101700180TFG
6

Problem

The centre of the protractor is at vertex E of angle CEL, and arm EC runs along the base line of the protractor. What is the size of angle CEL?

A protractor placed on angle CEL18001701016020150301404013050120601107010080909080100701106012050130401403015020160101700180CLE
7

Problem

The centre of the protractor is at vertex K of angle PKG, and arm KP runs along the base line of the protractor. What is the size of angle PKG?

A protractor placed on angle PKG18001701016020150301404013050120601107010080909080100701106012050130401403015020160101700180PGK
8

Problem

The centre of the protractor is at vertex G of angle RGE, and arm GR runs along the base line of the protractor. What is the size of angle RGE?

A protractor placed on angle RGE18001701016020150301404013050120601107010080909080100701106012050130401403015020160101700180REG
9

Problem

The centre of the protractor is at vertex P of angle BPE, and arm PB runs along the base line of the protractor. What is the size of angle BPE?

A protractor placed on angle BPE18001701016020150301404013050120601107010080909080100701106012050130401403015020160101700180BEP
10

Problem

The centre of the protractor is at vertex L of angle RLS, and arm LR runs along the base line of the protractor. What is the size of angle RLS?

A protractor placed on angle RLS18001701016020150301404013050120601107010080909080100701106012050130401403015020160101700180RSL

This address is one particular set - everyone who opens it gets exactly the same exercises. Copy the link from the address bar and send it to the class. You can generate a new set at the top of the page.

PhiBoard is a free online whiteboard for maths

These exercises are part of it. On the board itself you can plot a function, write a formula in LaTeX, or solve a problem together with a teacher or a friend - live, in the browser. Our app is completely free.

Create a free account
See what the board can do
PhiBoard

A modern, interactive board for study and work. Create, teach and collaborate - completely free.

PhiBoard

Tools

Capabilities

Knowledge base

Support

FAQ

Our mission

Contact

More

Our goalFor schoolsNewsOur coursesExercise bankWorksheets

Documents

TermsPrivacy policy

office@phiboard.com

Support the project

© 2026 PhiBoard. All rights reserved.

Online math whiteboardOnline tutoring whiteboardWhiteboard for teachersFunction graphs online

We Use Cookies

To improve the quality of our services, we use cookies. Cookies help us tailor our website to your preferences, analyze how you use the site, and provide a better user experience. By accepting cookies, you consent to their use for optimizing functionality and content on the site.

We use cookies to keep the site working and to improve it. Choose which ones you accept.

Measuring angles - exercises with solutions (Angles) | PhiBoard